Home / 70,981,282.30-106,471,923.45-45,472,114.30

Finding the Fourth Proportional to 70,981,282.30, 106,471,923.45 and 45,472,114.30

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Solution

The fourth proportional to 70,981,282.30, 106,471,923.45 and 45,472,114.30 is: 68,208,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,981,282.30 : 106,471,923.45 = 45,472,114.30 : x
  2. Step 2: Convert to fraction form
    70,981,282.30/106,471,923.45 = 45,472,114.30/x
  3. Step 3: Cross multiply
    70,981,282.30x = 106,471,923.45 × 45,472,114.30
  4. Step 4: Simplify right side
    70,981,282.30x = 4,841,503,472,859,250
  5. Step 5: Solve for x
    x = 4,841,503,472,859,250/70,981,282.30
  6. Step 6: Final answer
    x = 68,208,171.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.